Dthief writes: Pistorius, a double-amputee sprinter, was able to do on a muggy night in Lignano, Italy, on July 19 is the sort of mind-blowing achievement that shouldn't be unfairly derailed by this unsettled debate. He thought he had already navigated it once, but now it's likely to trail the 24-year-old South African all the way to next year's Olympic Summer Games.